While the U.S. economy looks increasingly strong, Europe is still in a heap of trouble.
News & Analysis: FTSE 100
The Fool has written over 500 articles on FTSE 100.
Investors in the Dow Jones Industrials were waiting for Europe's central bank to make its policy move, but the gains disappeared quickly.
The Dow wasn't the only loser in the first quarter. Find out about other lagging markets around the world.